Plastics find wide application in our daily life.

大袋鼠产于澳大利亚。

这种植物生长在近河口的海中。

新发明的纤维在工程和工业领域得到越来越广泛的应用。

微型计算机已经应用于智能传感器的生产中。

塑料在我们的日常生活中得到广泛应用。

第2节 翻译练习1

The cause of rolling resistance is the deformation of mating surfaces of the rolling element and the raceway on which it rolls.

Traditionally, NC programming has been performed offline with the machine commands being contained on a punched tape.

The occurrence of large mats of floating algae may result in the death of many fish from lack of oxygen.

滚动阻力的起因在于滚动体的配合面和它滚动的滚道的变形。（技术性引申）

通常，数控机床的编程是脱机完成的，指令载于穿孔带上。（技术性引申）

大片大片漂浮的藻类的出现导致很多鱼因缺氧而死亡。（修辞引申）

The splitting of the uranium or plutonium nucleus is accompanied by the release of very considerable amount of energy.

The major contributors in component technology have been in the semiconductor.

The distance between the two plates is small compared with their linear dimensions.

Just as different solids and liquids vary in density, so do gases and vapors.

元件技术中起主要作用的是半导体元件。（具体化引申）

两板之间的距离相对于其宽度和长度而言比较小。（具体化引申）

随着铀核和钚核的裂变，会有极其巨大的能量释放处理。（修辞性引申）

正像不同的固体和液体的密度不同一样，不同的气体和蒸汽的密度也不同。（具体化引申） The Curies believed that there was something in nature that gave out radiation.

Obviously, there is much room for the improvement in the structure.

At present coal is the most common food of a steam plant.

The facts have been set down in black and white.

显然，其结构还有较大的改进余地。（抽象化引申）

目前，煤是火电厂最常用的能源。（抽象化引申）

居里夫妇坚信，自然界中有一种物质能放出辐射能。（具体化引申）

这些事实已经清清楚楚地记录下来了。（抽象化引申）

2.3 词类的转换

第3节 翻译练习1

Each time a sample was drawn for color determination.

What is certain is that the oil spill has delivered a devastating blow to the ecology of the Persian Gulf.

We should get familiar with different systems of units.

每次取一个标本测定颜色。

可以肯定，这场石油泄漏事件对波斯湾的生态是个惨重的打击。

我们应该熟悉各种（计量）单位制。

These decision-making processes are applicable to the entire field of engineering design--- not just to mechanical engineering design.